kitio.aiAI-Flow vs Epsilla
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. AI-Flow starts at See pricing page and Epsilla starts at $29/mo. Check both pricing pages for current plans.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Drag-and-drop node editor
- Text, image, video and audio models
- Bring your own API keys
- Workflow templates
- Self-hostable
- No-code agent builder
- RAG as a service
- Agent and chatbot analytics
- HarnessRouter agent API
- Per-use add-ons
| Feature | AI-Flow | Epsilla |
|---|---|---|
| Best for | Open-source visual builder for chaining AI models into workflows | No-code builder for AI agents with built-in knowledge bases |
| Category | Agents & automation | Agents & automation |
| Pricing model | Freemium | Freemium |
| Starting price | See pricing page | $29/mo |
| Free plan | Yes | Yes |
| Made by | AI-Flow | Epsilla |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
|
Pricing compared
AI-Flow starts at See pricing page and Epsilla starts at $29/mo. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Free
Free
- 1 team member
- 1 AI application
- 1 knowledge base
- Community support
Starter
$29/mo
- 2 team members
- 5 AI applications
- 5 knowledge bases
- Email support
Professional
$249/mo
- 20 team members
- 50 AI applications
- 50 knowledge bases
- Dedicated support channel
AI Concierge
$2499/mo
- Everything in Professional
- Fractional AI engineer
- Done-for-you agent build-out
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
AI-Flow
- Mixes models from several providers in one flow
- No subscription required
- Open source and self-hostable
- You pay model providers through your own keys
- Node workflows take time to learn
- Few details on paid options
Epsilla
- Free tier with no credit card
- Build agents without code
- Open-source HarnessRouter option
- Pay-as-you-grow add-ons
- Free tier data cleared after 30 idle days
- Starter has only 2 team members
- Add-on costs can stack up
Which one should you choose?
Choose AI-Flow if you want:
- Mixes models from several providers in one flow
- No subscription required
- Open source and self-hostable
Watch out: you pay model providers through your own keys.
Choose Epsilla if you want:
- Free tier with no credit card
- Build agents without code
- Open-source HarnessRouter option
Watch out: free tier data cleared after 30 idle days.
AI-Flow vs Epsilla FAQ
What is the difference between AI-Flow and Epsilla?
AI-Flow: Open-source visual builder for chaining AI models into workflows. Epsilla: No-code builder for AI agents with built-in knowledge bases. Both are agents & automation tools.
Is AI-Flow or Epsilla cheaper?
AI-Flow starts at See pricing page and Epsilla starts at $29/mo. Check both pricing pages for current plans.
Do AI-Flow and Epsilla have free plans?
AI-Flow: Yes. Epsilla: Yes.
Who makes AI-Flow?
AI-Flow is made by AI-Flow.
Who makes Epsilla?
Epsilla is made by Epsilla.
Which should I choose, AI-Flow or Epsilla?
Choose AI-Flow if you value mixes models from several providers in one flow and no subscription required. Choose Epsilla if you value free tier with no credit card and build agents without code.